#304bc5

Color #304bc5

A moderately saturated medium blue.

Closest named color Slate Blue #6a5acd · ΔE 12.15 Nearest Tailwind class blue-700 #1447e6 · ΔE 4

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Conversions

HEX

#304bc5

RGB

rgb(48, 75, 197)

HSL

hsl(229.1, 60.8%, 48%)

HSV / HSB

hsv(229.1, 75.6%, 77.3%)

CMYK

cmyk(75.6%, 61.9%, 0%, 22.7%)

LAB

lab(37.28, 33.2, -66.4)

LCH

lch(37.28, 74.24, 296.57)

OKLCH

oklch(47.2%, 0.192, 268.27)

HWB

hwb(229.1, 18.8%, 22.7%)

Harmony colors

Complementary

#c5aa30

Analogous

#3095c5

#304bc5

#5f30c5

Triadic

#304bc5

#c5304b

#4bc530

Split-complementary

#304bc5

#c55f30

#95c530

Tetradic

#304bc5

#aa30c5

#c5aa30

#4bc530

Square

#304bc5

#c53095

#c5aa30

#30c55f

Shades

Color #304bc5 mixed toward black.

#283fa4

#203283

#182662

#101942

#080d21

Tints

Color #304bc5 mixed toward white.

#4d66d4

#7184dc

#94a3e5

#b8c2ee

#dbe0f6

Tones

Color #304bc5 mixed toward gray.

#3c53b8

#495bac

#5563a0

#626b93

#6e7387

Accessibility

Aa White text on this color

7.15:1

Aa Black text on this color

2.94:1

White text reads better on this background (7.15:1). That passes WCAG AAA (≥7:1) for normal-size text.

Under color vision deficiencies

Protanopia

#3d3eb1 · ΔE 5

Deuteranopia

#3c3aac · ΔE 6.2

Tritanopia

#329f9b · ΔE 41

Achromatopsia

#585858 · ΔE 27.8

Left half is the original, right half is the simulated appearance. See all 8 vision types →

Code

CSS

background-color: #304bc5;

Tailwind (arbitrary value)

bg-[#304bc5]

Related colors

Royal Blue #4169e1

Cornflower Blue #6495ed

Navy #000080

Lavender #e6e6fa

Blue #0000ff

Dark Blue #00008b

Frequently asked questions

#304bc5 (#304bc5) is rgb(48, 75, 197) in RGB.

No, #304bc5 is not one of the 216 web-safe colors — for that, every RGB channel would have to be a multiple of 51.

Related tools

Colors

HEX to RGB Converter

Convert any HEX color code to its RGB and HSL equivalents, live, with copy-to-clipboard values.

Try it → Accessibility

Contrast Checker

Check the WCAG contrast ratio between any two colors, live, with AA/AAA pass-fail results.

Try it → Generators

Palette Generator

Generate complementary, analogous, triadic, split-complementary, tetradic, square, and monochromatic palettes from any base color.

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Build something with this color

Generate a full palette from #304bc5, or check how it holds up for accessibility.

Generate a palette → Check contrast